laravel:服务提供者(10.27.0)
一，相关文档:
https://learnku.com/docs/laravel/10.x/providers/14843二，php代码：
1,业务代码:
App\extend\mall\GoodsInterface.php
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<?phpnamespace App\extend\mall;//接口interface GoodsInterface{ public function sale();} |
App\extend\mall\RealGoods.php
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<?phpnamespace App\extend\mall;//实体商品class RealGoods implements GoodsInterface{ private $name = ''; public function __construct($name) { $this->name = $name; } public function sale() { echo '实体商品:'.$this->name. '下订单,减库存,通知发货<br/>'; }} |
App\extend\mall\VirtualGoods.php
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<?phpnamespace App\extend\mall;//虚拟商品class VirtualGoods implements GoodsInterface{ private $name = ''; public function __construct($name) { $this->name = $name; } public function sale() { echo '虚拟商品:'.$this->name. '下订单,无需减库存,生成虚拟商品并通知用户<br/>'; }} |
App\extend\mall\GoodsSale.php
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<?phpnamespace App\extend\mall;//销售功能class GoodsSale{ public function saleOne(GoodsInterface $goods) { $goods->sale(); }} |
2，创建服务提供者
liuhongdi@lhdpc:/data/laravel/dignews$ php artisan make:provider GoodsServiceProvider
INFO Provider [app/Providers/GoodsServiceProvider.php] created successfully.
liuhongdi@lhdpc:/data/laravel/dignews$ php artisan make:provider GoodsSaleServiceProvider
INFO Provider [app/Providers/GoodsSaleServiceProvider.php] created successfully.3，服务提供者的代码:
app/Providers/GoodsServiceProvider.php
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<?phpnamespace App\Providers;use Illuminate\Support\ServiceProvider;class GoodsServiceProvider extends ServiceProvider{ /** * Register services. */ public function register(): void { // $this->app->bind('RealGoods', function(){ return new \App\extend\mall\RealGoods('手办'); }); $this->app->bind('VirtualGoods', function(){ return new \App\extend\mall\VirtualGoods('账号'); }); } /** * Bootstrap services. */ public function boot(): void { // }} |
app/Providers/GoodsSaleServiceProvider.php
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<?phpnamespace App\Providers;use Illuminate\Support\ServiceProvider;class GoodsSaleServiceProvider extends ServiceProvider{ /** * Register services. */ public function register(): void { // $this->app->singleton('GoodsSale', function(){ return new \App\extend\mall\GoodsSale(); }); } /** * Bootstrap services. */ public function boot(): void { // }} |
4，把服务提供者注册到config/app.php中:
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'providers' => ServiceProvider::defaultProviders()->merge([ /* * Package Service Providers... */ /* * Application Service Providers... */ App\Providers\AppServiceProvider::class, App\Providers\AuthServiceProvider::class, // App\Providers\BroadcastServiceProvider::class, App\Providers\EventServiceProvider::class, App\Providers\RouteServiceProvider::class, //以下为我们自定义的provider App\Providers\GoodsServiceProvider::class, App\Providers\GoodsSaleServiceProvider::class,])->toArray(), |
5，在routes/web.php中添加代码:
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Route::get('container/test', function(){ /* 原来绑定service的代码放到了provider中, 所以注释掉了 app()->bind('RealGoods', function(){ return new \App\extend\mall\RealGoods('手办'); }); app()->instance('VirtualGoods', new \App\extend\mall\VirtualGoods('账号')); app()->singleton('GoodsSale', function(){ return new \App\extend\mall\GoodsSale(); }); */ $goodsSale = app()->make('GoodsSale'); $rgoods = app()->make('RealGoods'); $goodsSale->saleOne($rgoods); $vgoods = app()->make('VirtualGoods'); $goodsSale->saleOne($vgoods);}); |
三，测试效果:
四，查看laravel框架的版本:
liuhongdi@lhdpc:/data/laravel/dignews$ php artisan --version
Laravel Framework 10.27.0